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By Grace Royal · Jul 2026

ee-o or eye-o

🔥Io

OriginGreek mythology name
GenderGirl
Also a boy's nameShow me Io as a boy's name
NB Rank#561

On Nameberry

About Io

The name Io peaked for girls at #6548 in 2022. Io is occasionally used for boys in 2025.

Popularity & trends

World rankings

#561🫐 Nameberry

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Io in pop culture

  • Io

    one of the Galilean moons

  • Io

    meaning of "I" in Italian

  • Io Echo

    American indie,rock band

  • Io

    meaning of "Something" in Esperanto

Io in blog posts

Greek Names for Girls: 21 unexplored ancient treasures
Night Names are Heavenly
Two-Letter Baby Names: Bo,Ty and Vi
15 Stellar Astronomy Baby Names
Let Us Name Your Baby

Io on more lists

Greek Names
Greek Names for Girls
2 Letter Girl Names
Names Ending in O for Girls
Names That Mean Mythology

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